Follow up to r15791 with a public doc string fix:
Follow up to r15791 with a public doc string fix:

* subversion/include/svn_opt.h
  (svn_opt_args_to_target_array2): Document the behavior we've always
  had w.r.t. working copy adm dirs.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion